diff --git a/sql/mangos_spell_check.sql b/sql/mangos_spell_check.sql
index 888ae25ba..22d3f047c 100644
--- a/sql/mangos_spell_check.sql
+++ b/sql/mangos_spell_check.sql
@@ -392,6 +392,11 @@ INSERT INTO spell_check (spellid,SpellFamilyName,SpellFamilyMaskA,SpellFamilyMas
 (53343, 0,                -1,        -1,  -1,  -1,  -1,  3, -1,-1,'Rune of Razorice',                   'Spell::EffectDummy'),
 (53478, 9,                -1,        -1,  -1,  -1,  -1,  3, -1,-1,'Last Stand',                         'Spell::EffectDummy'),
 (53479,-1,                -1,        -1,  -1,  -1,  -1, -1, 34, 0,'Last Stand',                         'Spell::EffectDummy'),
+(54049, 5,0x0040000000000000,0x00000000,  -1,  -1,  -1,  2, -1,-1,'Shadow Bite',                        'Spell::EffectSchoolDMG'),
+(54050, 5,0x0040000000000000,0x00000000,  -1,  -1,  -1,  2, -1,-1,'Shadow Bite',                        'Spell::EffectSchoolDMG'),
+(54051, 5,0x0040000000000000,0x00000000,  -1,  -1,  -1,  2, -1,-1,'Shadow Bite',                        'Spell::EffectSchoolDMG'),
+(54052, 5,0x0040000000000000,0x00000000,  -1,  -1,  -1,  2, -1,-1,'Shadow Bite',                        'Spell::EffectSchoolDMG'),
+(54053, 5,0x0040000000000000,0x00000000,  -1,  -1,  -1,  2, -1,-1,'Shadow Bite',                        'Spell::EffectSchoolDMG'),
 (54216,-1,                -1,        -1,  -1,  -1,  -1, -1, -1,-1,'Master''s Call',                     'Spell::EffectDummy'),
 (54586,-1,                -1,        -1,  -1,  -1,  -1, -1, -1,-1,'Runeforging Credit',                 'Spell::EffectDummy'),
 (54824,-1,                -1,        -1,  -1,  -1,  -1, -1,  4,-1,'Glyph of Swiftmend',                 'Spell::EffectHeal'),
@@ -524,6 +529,11 @@ INSERT INTO spell_check (spellid,SpellFamilyName,SpellFamilyMaskA,SpellFamilyMas
 (    0,11,                -1,        -1, 338,  -1,  -1, -1,  4, 1,'Restorative Totems',                 'Spell::EffectSchoolDMG'), 	/*part 1*/
 (    0, 4,0x0000000000000400,0x00000000,  -1,  -1,  -1,  2, -1,-1,'Revenge',                            'Spell::EffectSchoolDMG'),
 (    0,11,0x0000000000400000,0x00000000,  -1,  -1,  -1, 54, -1,-1,'Rockbiter Weapon',                   'Spell::EffectEnchantItemTmp'),
+(    0, 5,0x0040000000000000,0x00000000,  -1,  -1,  -1,  2, -1,-1,'Shadow Bite',                        'Spell::EffectSchoolDMG'),
+(    0, 5,0x0040000000000000,0x00000000,  -1,  -1,  -1,  2, -1,-1,'Shadow Bite',                        'Spell::EffectSchoolDMG'),
+(    0, 5,0x0040000000000000,0x00000000,  -1,  -1,  -1,  2, -1,-1,'Shadow Bite',                        'Spell::EffectSchoolDMG'),
+(    0, 5,0x0040000000000000,0x00000000,  -1,  -1,  -1,  2, -1,-1,'Shadow Bite',                        'Spell::EffectSchoolDMG'),
+(    0, 5,0x0040000000000000,0x00000000,  -1,  -1,  -1,  2, -1,-1,'Shadow Bite',                        'Spell::EffectSchoolDMG'),
 (    0, 6,0x0000000200000000,0x00000000,  -1,  -1,  -1,  2, -1,-1,'Shadow Word: Death',                 'Spell::EffectSchoolDMG'),
 (    0, 5,0x0000000000000000,0x00000002,  -1,  -1,  -1, -1,  3,-1,'Shadowflame',                        'Spell::EffectSchoolDMG'),     /* dot */
 (    0, 5,0x0001000000000000,0x00000000,  -1,  -1,  -1,  2, -1,-1,'Shadowflame',                        'Spell::EffectSchoolDMG'),     /* explcit damage */
diff --git a/src/game/SpellEffects.cpp b/src/game/SpellEffects.cpp
index cac095fbf..6949192c8 100644
--- a/src/game/SpellEffects.cpp
+++ b/src/game/SpellEffects.cpp
@@ -464,6 +464,22 @@ void Spell::EffectSchoolDMG(SpellEffectIndex effect_idx)
                         break;
                     }
                 }
+                // Shadow Bite 
+                else if (m_spellInfo->SpellFamilyFlags & UI64LIT(0x0040000000000000))
+                {
+                    Unit *owner = m_caster->GetOwner();
+                    if (!owner)
+                        break;
+
+                    uint32 counter = 0;
+                    Unit::AuraList const& dotAuras = unitTarget->GetAurasByType(SPELL_AURA_PERIODIC_DAMAGE);
+                    for(Unit::AuraList::const_iterator itr = dotAuras.begin(); itr!=dotAuras.end(); ++itr)
+                        if ((*itr)->GetCasterGUID() == owner->GetGUID())
+                            ++counter;
+
+                    if (counter)
+                        damage += (counter * owner->CalculateSpellDamage(unitTarget, m_spellInfo, EFFECT_INDEX_2) * damage) / 100.0f;
+                }
                 // Conflagrate - consumes Immolate or Shadowflame
                 else if (m_spellInfo->TargetAuraState == AURA_STATE_CONFLAGRATE)
                 {
diff --git a/src/shared/revision_nr.h b/src/shared/revision_nr.h
index 3c1970f7c..15ffcf97e 100644
--- a/src/shared/revision_nr.h
+++ b/src/shared/revision_nr.h
@@ -1,4 +1,4 @@
 #ifndef __REVISION_NR_H__
 #define __REVISION_NR_H__
- #define REVISION_NR "9740"
+ #define REVISION_NR "9741"
 #endif // __REVISION_NR_H__
diff --git a/win/mangosd100413.vsp b/win/mangosd100413.vsp
new file mode 100644
index 000000000..cc833a39a
Binary files /dev/null and b/win/mangosd100413.vsp differ